History


Help on query formulation
Evoking cognitive conflict to explore preservice teachers’ thinking about division. Das hervorrufen eines kognitiven Konflikts zur Untersuchung der Vorstellungen von Lehramtsstudenten ueber die Division. (English)
J. Res. Math. Educ. (Mar 1990) v. 21(2) p. 98-108. CODEN: JRMEDN [ISSN 0021-8251]
Valid XHTML 1.0 Transitional Valid CSS!